81889794

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 213333120

約数和(自身を除く): 131443326

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 73, 87, 126, 146, 174, 203, 219, 261, 307, 406, 438, 511, 522, 609, 614, 657, 921, 1022, 1218, 1314, 1533, 1827, 1842, 2117, 2149, 2763, 3066, 3654, 4234, 4298, 4599, 5526, 6351, 6447, 8903, 9198, 12702, 12894, 14819, 17806, 19053, 19341, 22411, 26709, 29638, 38106, 38682, 44457, 44822, 53418, 62321, 67233, 80127, 88914, 124642, 133371, 134466, 156877, 160254, 186963, 201699, 266742, 313754, 373926, 403398, 470631, 560889, 649919, 941262, 1121778, 1299838, 1411893, 1949757, 2823786, 3899514, 4549433, 5849271, 9098866, 11698542, 13648299, 27296598, 40944897, 81889794]

約数ペア:

[(1, 81889794), (2, 40944897), (3, 27296598), (6, 13648299), (7, 11698542), (9, 9098866), (14, 5849271), (18, 4549433), (21, 3899514), (29, 2823786), (42, 1949757), (58, 1411893), (63, 1299838), (73, 1121778), (87, 941262), (126, 649919), (146, 560889), (174, 470631), (203, 403398), (219, 373926), (261, 313754), (307, 266742), (406, 201699), (438, 186963), (511, 160254), (522, 156877), (609, 134466), (614, 133371), (657, 124642), (921, 88914), (1022, 80127), (1218, 67233), (1314, 62321), (1533, 53418), (1827, 44822), (1842, 44457), (2117, 38682), (2149, 38106), (2763, 29638), (3066, 26709), (3654, 22411), (4234, 19341), (4298, 19053), (4599, 17806), (5526, 14819), (6351, 12894), (6447, 12702), (8903, 9198)]